vacuum diagram 1978 351m
#2
Matt,
Try this - https://www.ford-trucks.com/forums/9...gram-down.html
The light green diagram is your basic Ford setup. If you have other emissions stuff you will need to look for a different diagram. You can Google 1978 Ford 351m (or 400) vacuum diagram.
Post some photos if you have any.
Mark
Try this - https://www.ford-trucks.com/forums/9...gram-down.html
The light green diagram is your basic Ford setup. If you have other emissions stuff you will need to look for a different diagram. You can Google 1978 Ford 351m (or 400) vacuum diagram.
Post some photos if you have any.
Mark
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